package com.itheima.reggie.exception;

import com.itheima.reggie.common.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局异常处理
 */
@ControllerAdvice
@ResponseBody
@Slf4j
public class  GlobalExceptionHandler {

    /**
     * 异常处理方法
     * @return
     */
    @ExceptionHandler(Exception.class)
    public R<String> exceptionHandler(Exception ex){
        log.error(ex.getMessage());
        System.out.println(ex.getMessage());
        if(ex.getMessage().contains("Duplicate entry")){
            String[] split = ex.getMessage().split(" ");
            String msg = split[2] + "已存在";
            return R.error(msg);
        }
        return R.error("服务繁忙,稍后重试");
    }
}